'ECMAScript' Job Vacancies

326 to 350 of 4,025 ECMAScript Jobs

Lead Application Developer / Site Manager

Fairfax, Virginia, United States
GovCIO LLC
experience Clearance required: Secret clearance with ability to obtain and hold DEA suitability Expertise with Java frameworks such as Spring, Spring Boot, Hibernate, and JPA Strong proficiency in modern JavaScript Deep understanding of object-oriented programming, design patterns, and Java best practices Expertise with Java frameworks such as Spring, Spring Boot, Hibernate, and JPA Solid understanding of RESTful web services … task along with attention to detail Self-motivation, organization, time-management, and deductive problem-solving skills Work independently and as part of a team Networking, web technologies (HTML, CSS, JavaScript), Microsoft Windows Familiarity with build tools like Maven or Gradle Strong understanding of relational databases (e.g., PostgreSQL, MySQL) and ORM tools Experience with unit testing, integration testing, and test-driven More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Development Engineer - (Web / Services)

Nottingham, Nottinghamshire, United Kingdom
Capital One UK
a fantastic opportunity to help provide an even better customer experience What we're looking for are experienced engineers with skills in technologies and frameworks such as AWS, JavaScript, TypeScript, React, Node.JS & Java. Our Engineers are people who lead by example, build strong and valuable relationships and have the confidence to influence at all levels. We are proud of who … achieve the goals and vision shared by Product Management and your Leadership Innovate within your team, initiative area and contribute within your technical domain What we're looking for JavaScript, HTML, CSS, Node.js, Cypress and open to equivalent technologies Programming skills and knowledge of modern web frameworks such as React.js or equivalent frameworks A good understanding of Java and Spring More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Development Engineer - (Web / Services)

Mayfield, Derbyshire, United Kingdom
Capital One UK
a fantastic opportunity to help provide an even better customer experience What we're looking for are experienced engineers with skills in technologies and frameworks such as AWS, JavaScript, TypeScript, React, Node.JS & Java. Our Engineers are people who lead by example, build strong and valuable relationships and have the confidence to influence at all levels. We are proud of who … achieve the goals and vision shared by Product Management and your Leadership Innovate within your team, initiative area and contribute within your technical domain What we're looking for JavaScript, HTML, CSS, Node.js, Cypress and open to equivalent technologies Programming skills and knowledge of modern web frameworks such as React.js or equivalent frameworks A good understanding of Java and Spring More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Developer

Columbus, Ohio, United States
TEKWings LLC
Git. Ability to work collaboratively in a team environment and communicate effectively. Preferred Skills: Experience with containerization technologies such as Docker. Knowledge of front-end technologies (e.g., HTML, CSS, JavaScript) is a plus. Familiarity with Agile development methodologies. Experience with database management systems, both SQL and NoSQL. Qualifications: Bachelor's degree in Computer Science, Software Engineering, or a related field. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Python Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Posted:

Python Developer

London Area, United Kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Posted:

Python Developer

South East, United Kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Python Developer

london, south east england, united kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Posted:

.NET Developer

The Sands, Farnham, Surrey, England, United Kingdom
Hybrid / WFH Options
Noir
a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and SQL Server. Our client can provide you with Greenfield project work and exposure to: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and SQL Server 2022. This is a truly amazing More ❯
Employment Type: Full-Time
Salary: £45,000 - £65,000 per annum
Posted:

Python Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Posted:

Python Developer

slough, south east england, united kingdom
Hybrid / WFH Options
Venture Up
GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronous programming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST APIs and modern web frameworks, such as FastAPI Practical experience with PostgreSQL or similar relational More ❯
Posted:

SC Cleared Azure Cloud Developer

Gloucestershire, South West, United Kingdom
IO Associates
security , compliance , and best practices for Azure environments. Required Skills & Experience Proven experience as an Azure Developer or DevOps Engineer . Strong programming skills in C#, .NET, Python, or JavaScript/TypeScript . Hands-on experience with Azure App Services, Functions, Logic Apps , and Storage Accounts . Proficiency in Azure DevOps , Git , and YAML pipeline configuration . Experience with Infrastructure More ❯
Employment Type: Contract
Rate: £475 - £525 per day
Posted:

SC Cleared Azure Cloud Developer

gloucester, south west england, united kingdom
iO Associates
security , compliance , and best practices for Azure environments. Required Skills & Experience Proven experience as an Azure Developer or DevOps Engineer . Strong programming skills in C#, .NET, Python, or JavaScript/TypeScript . Hands-on experience with Azure App Services, Functions, Logic Apps , and Storage Accounts . Proficiency in Azure DevOps , Git , and YAML pipeline configuration . Experience with Infrastructure More ❯
Posted:

.NET Developer

Wakefield, West Yorkshire, England, United Kingdom
Hybrid / WFH Options
Noir
either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will follow the firms official career More ❯
Employment Type: Full-Time
Salary: £45,000 - £70,000 per annum
Posted:

.NET Developer

Lavant, Chichester, West Sussex, England, United Kingdom
Hybrid / WFH Options
Noir
either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will follow the firms official career More ❯
Employment Type: Full-Time
Salary: £45,000 - £70,000 per annum
Posted:

Senior Full Stack Engineer

Brighton, Sussex, United Kingdom
ARC IT Recruitment
user experiences Contribute to continuous improvement efforts, introducing new ideas and technologies What You'll Bring Proven experience as a Full Stack Engineer or similar role Expertise in React, JavaScript/TypeScript, HTML, CSS , and responsive design principles Strong understanding of Back End technologies and best practices Passion for writing clean, well-tested code Experience with cloud platforms (AWS, Azure More ❯
Employment Type: Permanent
Salary: GBP 80,000 Annual
Posted:

Senior Full Stack Engineer

Brighton, East Sussex, South East, United Kingdom
ARC IT Recruitment Ltd
user experiences Contribute to continuous improvement efforts, introducing new ideas and technologies What You'll Bring Proven experience as a Full Stack Engineer or similar role Expertise in React, JavaScript/TypeScript, HTML, CSS , and responsive design principles Strong understanding of Back End technologies and best practices Passion for writing clean, well-tested code Experience with cloud platforms (AWS, Azure More ❯
Employment Type: Permanent
Salary: £80,000
Posted:

Java Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Posted:

Java Developer

London Area, United Kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Posted:

Java Developer

South East, United Kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Backend Software Engineer C# .Net - Trading

City of London, London, United Kingdom
Hybrid / WFH Options
Client Server
some experience with Docker/Kubernetes, EKS You have a good understanding of CQRS and event driven architectures Ideally you will also have some front end development experience with JavaScript/TypeScript/React.js or Angular You have strong analytical and problem solving skills You're collaborative with excellent communication skills What's in it for you: As a Backend More ❯
Employment Type: Permanent, Work From Home
Salary: £85,000
Posted:

Backend Software Engineer C# .Net - Trading

London, England, United Kingdom
Hybrid / WFH Options
Client Server
some experience with Docker/Kubernetes, EKS You have a good understanding of CQRS and event driven architectures Ideally you will also have some front end development experience with JavaScript/TypeScript/React.js or Angular You have strong analytical and problem solving skills You're collaborative with excellent communication skills What's in it for you: As a Backend More ❯
Posted:

Java Developer

london, south east england, united kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Posted:

Java Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Posted:

Java Developer

slough, south east england, united kingdom
Hybrid / WFH Options
Stott and May
with version control systems, preferably Git . Understanding of Agile/Scrum methodologies. Desirable Skills: Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of front-end technologies (JavaScript, Angular, React). Familiarity with CI/CD pipelines and DevOps practices. What We Offer: Competitive salary up to £80,000. Hybrid working with 3 days in the London office. More ❯
Posted: